Home / 35,912,732.42-49,559,722.08-20,231,945.05

Finding the Fourth Proportional to 35,912,732.42, 49,559,722.08 and 20,231,945.05

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Solution

The fourth proportional to 35,912,732.42, 49,559,722.08 and 20,231,945.05 is: 27,920,169.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,912,732.42 : 49,559,722.08 = 20,231,945.05 : x
  2. Step 2: Convert to fraction form
    35,912,732.42/49,559,722.08 = 20,231,945.05/x
  3. Step 3: Cross multiply
    35,912,732.42x = 49,559,722.08 × 20,231,945.05
  4. Step 4: Simplify right side
    35,912,732.42x = 1,002,689,573,815,831.75
  5. Step 5: Solve for x
    x = 1,002,689,573,815,831.75/35,912,732.42
  6. Step 6: Final answer
    x = 27,920,169.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.